1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright 2014 Freescale Semiconductor, Inc.
5 * Shengzhou Liu <Shengzhou.Liu@freescale.com>
12 #include <asm/processor.h>
13 #include <asm/immap_85xx.h>
14 #include <asm/fsl_law.h>
15 #include <asm/fsl_serdes.h>
16 #include <asm/fsl_portals.h>
17 #include <asm/fsl_liodn.h>
23 #include <fsl_dtsec.h>
24 #include <asm/fsl_serdes.h>
25 #include "../common/qixis.h"
26 #include "../common/fman.h"
27 #include "t102xqds_qixis.h"
29 #define EMI_NONE 0xFFFFFFFF
39 static int mdio_mux[NUM_FM_PORTS];
41 static const char * const mdio_names[] = {
42 "T1024QDS_MDIO_RGMII1",
43 "T1024QDS_MDIO_RGMII2",
44 "T1024QDS_MDIO_SLOT1",
45 "T1024QDS_MDIO_SLOT2",
46 "T1024QDS_MDIO_SLOT3",
47 "T1024QDS_MDIO_SLOT4",
48 "T1024QDS_MDIO_SLOT5",
53 /* Map SerDes1 4 lanes to default slot, will be initialized dynamically */
54 static u8 lane_to_slot[] = {2, 3, 4, 5};
56 static const char *t1024qds_mdio_name_for_muxval(u8 muxval)
58 return mdio_names[muxval];
61 struct mii_dev *mii_dev_for_muxval(u8 muxval)
69 name = t1024qds_mdio_name_for_muxval(muxval);
72 printf("No bus for muxval %x\n", muxval);
76 bus = miiphy_get_dev_by_name(name);
79 printf("No bus by name %s\n", name);
86 struct t1024qds_mdio {
88 struct mii_dev *realbus;
91 static void t1024qds_mux_mdio(u8 muxval)
96 brdcfg4 = QIXIS_READ(brdcfg[4]);
97 brdcfg4 &= ~BRDCFG4_EMISEL_MASK;
98 brdcfg4 |= (muxval << BRDCFG4_EMISEL_SHIFT);
99 QIXIS_WRITE(brdcfg[4], brdcfg4);
103 static int t1024qds_mdio_read(struct mii_dev *bus, int addr, int devad,
106 struct t1024qds_mdio *priv = bus->priv;
108 t1024qds_mux_mdio(priv->muxval);
110 return priv->realbus->read(priv->realbus, addr, devad, regnum);
113 static int t1024qds_mdio_write(struct mii_dev *bus, int addr, int devad,
114 int regnum, u16 value)
116 struct t1024qds_mdio *priv = bus->priv;
118 t1024qds_mux_mdio(priv->muxval);
120 return priv->realbus->write(priv->realbus, addr, devad, regnum, value);
123 static int t1024qds_mdio_reset(struct mii_dev *bus)
125 struct t1024qds_mdio *priv = bus->priv;
127 return priv->realbus->reset(priv->realbus);
130 static int t1024qds_mdio_init(char *realbusname, u8 muxval)
132 struct t1024qds_mdio *pmdio;
133 struct mii_dev *bus = mdio_alloc();
136 printf("Failed to allocate t1024qds MDIO bus\n");
140 pmdio = malloc(sizeof(*pmdio));
142 printf("Failed to allocate t1024qds private data\n");
147 bus->read = t1024qds_mdio_read;
148 bus->write = t1024qds_mdio_write;
149 bus->reset = t1024qds_mdio_reset;
150 strcpy(bus->name, t1024qds_mdio_name_for_muxval(muxval));
152 pmdio->realbus = miiphy_get_dev_by_name(realbusname);
154 if (!pmdio->realbus) {
155 printf("No bus with name %s\n", realbusname);
161 pmdio->muxval = muxval;
163 return mdio_register(bus);
166 void board_ft_fman_fixup_port(void *fdt, char *compat, phys_addr_t addr,
167 enum fm_port port, int offset)
169 struct fixed_link f_link;
171 if (fm_info_get_enet_if(port) == PHY_INTERFACE_MODE_RGMII) {
172 if (port == FM1_DTSEC3) {
173 fdt_set_phy_handle(fdt, compat, addr, "rgmii_phy2");
174 fdt_setprop_string(fdt, offset, "phy-connection-type",
176 fdt_status_okay_by_alias(fdt, "emi1_rgmii1");
178 } else if (fm_info_get_enet_if(port) == PHY_INTERFACE_MODE_SGMII) {
179 if (port == FM1_DTSEC1) {
180 fdt_set_phy_handle(fdt, compat, addr,
181 "sgmii_vsc8234_phy_s5");
182 } else if (port == FM1_DTSEC2) {
183 fdt_set_phy_handle(fdt, compat, addr,
184 "sgmii_vsc8234_phy_s4");
186 } else if (fm_info_get_enet_if(port) == PHY_INTERFACE_MODE_SGMII_2500) {
187 if (port == FM1_DTSEC3) {
188 fdt_set_phy_handle(fdt, compat, addr,
189 "sgmii_aqr105_phy_s3");
191 } else if (fm_info_get_enet_if(port) == PHY_INTERFACE_MODE_QSGMII) {
194 fdt_set_phy_handle(fdt, compat, addr, "qsgmii_phy_p1");
197 fdt_set_phy_handle(fdt, compat, addr, "qsgmii_phy_p2");
200 fdt_set_phy_handle(fdt, compat, addr, "qsgmii_phy_p3");
203 fdt_set_phy_handle(fdt, compat, addr, "qsgmii_phy_p4");
208 fdt_delprop(fdt, offset, "phy-connection-type");
209 fdt_setprop_string(fdt, offset, "phy-connection-type",
211 fdt_status_okay_by_alias(fdt, "emi1_slot2");
212 } else if (fm_info_get_enet_if(port) == PHY_INTERFACE_MODE_XGMII) {
214 f_link.phy_id = port;
216 f_link.link_speed = 10000;
218 f_link.asym_pause = 0;
220 fdt_delprop(fdt, offset, "phy-handle");
221 fdt_setprop(fdt, offset, "fixed-link", &f_link, sizeof(f_link));
222 fdt_setprop_string(fdt, offset, "phy-connection-type", "xgmii");
226 void fdt_fixup_board_enet(void *fdt)
231 * This function reads RCW to check if Serdes1{A:D} is configured
232 * to slot 1/2/3/4/5 and update the lane_to_slot[] array accordingly
234 static void initialize_lane_to_slot(void)
236 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
237 u32 srds_s1 = in_be32(&gur->rcwsr[4]) &
238 FSL_CORENET2_RCWSR4_SRDS1_PRTCL;
240 srds_s1 >>= FSL_CORENET2_RCWSR4_SRDS1_PRTCL_SHIFT;
252 int board_eth_init(bd_t *bis)
254 #if defined(CONFIG_FMAN_ENET)
255 int i, idx, lane, slot, interface;
256 struct memac_mdio_info dtsec_mdio_info;
257 struct memac_mdio_info tgec_mdio_info;
258 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
261 srds_s1 = in_be32(&gur->rcwsr[4]) &
262 FSL_CORENET2_RCWSR4_SRDS1_PRTCL;
263 srds_s1 >>= FSL_CORENET2_RCWSR4_SRDS1_PRTCL_SHIFT;
265 initialize_lane_to_slot();
267 /* Initialize the mdio_mux array so we can recognize empty elements */
268 for (i = 0; i < NUM_FM_PORTS; i++)
269 mdio_mux[i] = EMI_NONE;
271 dtsec_mdio_info.regs =
272 (struct memac_mdio_controller *)CONFIG_SYS_FM1_DTSEC_MDIO_ADDR;
274 dtsec_mdio_info.name = DEFAULT_FM_MDIO_NAME;
276 /* Register the 1G MDIO bus */
277 fm_memac_mdio_init(bis, &dtsec_mdio_info);
279 tgec_mdio_info.regs =
280 (struct memac_mdio_controller *)CONFIG_SYS_FM1_TGEC_MDIO_ADDR;
281 tgec_mdio_info.name = DEFAULT_FM_TGEC_MDIO_NAME;
283 /* Register the 10G MDIO bus */
284 fm_memac_mdio_init(bis, &tgec_mdio_info);
286 /* Register the muxing front-ends to the MDIO buses */
287 t1024qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_RGMII1);
288 t1024qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_RGMII2);
289 t1024qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT1);
290 t1024qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT2);
291 t1024qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT3);
292 t1024qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT4);
293 t1024qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT5);
294 t1024qds_mdio_init(DEFAULT_FM_TGEC_MDIO_NAME, EMI2);
296 /* Set the two on-board RGMII PHY address */
297 fm_info_set_phy_address(FM1_DTSEC3, RGMII_PHY2_ADDR);
298 fm_info_set_phy_address(FM1_DTSEC4, RGMII_PHY1_ADDR);
303 /* QSGMII in Slot2 */
304 fm_info_set_phy_address(FM1_DTSEC1, 0x8);
305 fm_info_set_phy_address(FM1_DTSEC2, 0x9);
306 fm_info_set_phy_address(FM1_DTSEC3, 0xa);
307 fm_info_set_phy_address(FM1_DTSEC4, 0xb);
312 * XFI does not need a PHY to work, but to avoid U-Boot use
313 * default PHY address which is zero to a MAC when it found
314 * a MAC has no PHY address, we give a PHY address to XFI
315 * MAC, and should not use a real XAUI PHY address, since
316 * MDIO can access it successfully, and then MDIO thinks the
317 * XAUI card is used for the XFI MAC, which will cause error.
319 fm_info_set_phy_address(FM1_10GEC1, 4);
320 fm_info_set_phy_address(FM1_DTSEC2, SGMII_CARD_PORT1_PHY_ADDR);
323 /* SGMII in Slot3, Slot4, Slot5 */
324 fm_info_set_phy_address(FM1_DTSEC1, SGMII_CARD_AQ_PHY_ADDR_S5);
325 fm_info_set_phy_address(FM1_DTSEC2, SGMII_CARD_AQ_PHY_ADDR_S4);
326 fm_info_set_phy_address(FM1_DTSEC3, SGMII_CARD_PORT1_PHY_ADDR);
329 fm_info_set_phy_address(FM1_DTSEC1, SGMII_CARD_AQ_PHY_ADDR_S5);
330 fm_info_set_phy_address(FM1_DTSEC2, SGMII_CARD_AQ_PHY_ADDR_S4);
331 fm_info_set_phy_address(FM1_DTSEC3, SGMII_CARD_AQ_PHY_ADDR_S3);
334 fm_info_set_phy_address(FM1_DTSEC1, SGMII_CARD_PORT1_PHY_ADDR);
337 fm_info_set_phy_address(FM1_DTSEC1, SGMII_CARD_PORT1_PHY_ADDR);
338 fm_info_set_phy_address(FM1_DTSEC3, SGMII_CARD_AQ_PHY_ADDR_S3);
341 fm_info_set_phy_address(FM1_DTSEC2, SGMII_CARD_PORT1_PHY_ADDR);
344 fm_info_set_phy_address(FM1_DTSEC2, SGMII_CARD_PORT1_PHY_ADDR);
345 fm_info_set_phy_address(FM1_DTSEC3, SGMII_CARD_PORT1_PHY_ADDR);
348 fm_info_set_phy_address(FM1_DTSEC1, SGMII_CARD_PORT1_PHY_ADDR);
349 fm_info_set_phy_address(FM1_DTSEC2, SGMII_CARD_PORT1_PHY_ADDR);
352 fm_info_set_phy_address(FM1_DTSEC1, SGMII_CARD_PORT1_PHY_ADDR);
353 fm_info_set_phy_address(FM1_DTSEC2, SGMII_CARD_PORT1_PHY_ADDR);
354 fm_info_set_phy_address(FM1_DTSEC3, SGMII_CARD_PORT1_PHY_ADDR);
360 for (i = FM1_DTSEC1; i < FM1_DTSEC1 + CONFIG_SYS_NUM_FM1_DTSEC; i++) {
361 idx = i - FM1_DTSEC1;
362 interface = fm_info_get_enet_if(i);
364 case PHY_INTERFACE_MODE_SGMII:
365 case PHY_INTERFACE_MODE_SGMII_2500:
366 case PHY_INTERFACE_MODE_QSGMII:
367 if (interface == PHY_INTERFACE_MODE_SGMII) {
368 lane = serdes_get_first_lane(FSL_SRDS_1,
369 SGMII_FM1_DTSEC1 + idx);
370 } else if (interface == PHY_INTERFACE_MODE_SGMII_2500) {
371 lane = serdes_get_first_lane(FSL_SRDS_1,
372 SGMII_2500_FM1_DTSEC1 + idx);
374 lane = serdes_get_first_lane(FSL_SRDS_1,
381 slot = lane_to_slot[lane];
382 debug("FM1@DTSEC%u expects SGMII in slot %u\n",
384 if (QIXIS_READ(present2) & (1 << (slot - 1)))
389 mdio_mux[i] = EMI1_SLOT2;
390 fm_info_set_mdio(i, mii_dev_for_muxval(
394 mdio_mux[i] = EMI1_SLOT3;
395 fm_info_set_mdio(i, mii_dev_for_muxval(
399 mdio_mux[i] = EMI1_SLOT4;
400 fm_info_set_mdio(i, mii_dev_for_muxval(
404 mdio_mux[i] = EMI1_SLOT5;
405 fm_info_set_mdio(i, mii_dev_for_muxval(
410 case PHY_INTERFACE_MODE_RGMII:
412 mdio_mux[i] = EMI1_RGMII2;
413 else if (i == FM1_DTSEC4)
414 mdio_mux[i] = EMI1_RGMII1;
415 fm_info_set_mdio(i, mii_dev_for_muxval(mdio_mux[i]));
422 for (i = FM1_10GEC1; i < FM1_10GEC1 + CONFIG_SYS_NUM_FM1_10GEC; i++) {
423 idx = i - FM1_10GEC1;
424 switch (fm_info_get_enet_if(i)) {
425 case PHY_INTERFACE_MODE_XGMII:
426 lane = serdes_get_first_lane(FSL_SRDS_1,
431 fm_info_set_mdio(i, mii_dev_for_muxval(mdio_mux[i]));
439 #endif /* CONFIG_FMAN_ENET */
441 return pci_eth_init(bis);